405244414353211 has 8 divisors (see below), whose sum is σ = 409185410310144. Its totient is φ = 401303545015080.

The previous prime is 405244414353139. The next prime is 405244414353253. The reversal of 405244414353211 is 112353414442504.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 405244414353211 - 2⁷ = 405244414353083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (405241414353211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25216225 + ... + 38030866.

It is an arithmetic number, because the mean of its divisors is an integer number (51148176288768).

Almost surely, 2^{405244414353211} is an apocalyptic number.

405244414353211 is a deficient number, since it is larger than the sum of its proper divisors (3940995956933).

405244414353211 is a wasteful number, since it uses less digits than its factorization.

405244414353211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63309401.

The product of its (nonzero) digits is 921600, while the sum is 43.

Adding to 405244414353211 its reverse (112353414442504), we get a palindrome (517597828795715).

The spelling of 405244414353211 in words is "four hundred five trillion, two hundred forty-four billion, four hundred fourteen million, three hundred fifty-three thousand, two hundred eleven".